73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24-02-2024 14:20

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1580	b2e.exe
1756	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2952-6-0x0000000000400000-0x000000000393A000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 1580	2952	batexe.exe	73
PID 2952 wrote to memory of 1580	2952	batexe.exe	73
PID 2952 wrote to memory of 1580	2952	batexe.exe	73
PID 1580 wrote to memory of 4772	1580	b2e.exe	74
PID 1580 wrote to memory of 4772	1580	b2e.exe	74
PID 1580 wrote to memory of 4772	1580	b2e.exe	74
PID 4772 wrote to memory of 1756	4772	cmd.exe	77
PID 4772 wrote to memory of 1756	4772	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Users\Admin\AppData\Local\Temp\EBE6.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\EBE6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\EBE6.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\F0F7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4772
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\EBE6.tmp\b2e.exe

Filesize
1.4MB

MD5
c5e09858066f182b7f5bdcb61d9b36fc

SHA1
7a1de79ffcfa17a7a86a01f8d5046eaf970b8905

SHA256
b5ede4ee58898940fa268a8aa17da9fc31eae634a8c95afcb2412ae199e8f4b6

SHA512
70e4e7cf5ec9df418480b0773c325e489749cbf6b5af491b24f6a6b2298cb043f681689531e70666787d42723d096d57012f1bccf317367908ce68a1420a6dfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\EBE6.tmp\b2e.exe

Filesize
2.9MB

MD5
ea792ebd772ba0e254a81655cfdf1d79

SHA1
a15be01c4a827fa16b6bd35b1b5f2031ee755e9a

SHA256
fd661fd36a27fb5db475ff3453523bc9cd03828e829c0edeba08ac0c6cc9825d

SHA512
ea0e569d93ca4a609e97acdddb47172a9136e6963b2b0f65360fedc24865b97f5a55714ba07c88c43e5900745ae72ac236bdc44262ea7a404201004df76b9499

Download Submit
C:\Users\Admin\AppData\Local\Temp\F0F7.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.2MB

MD5
b465230cf79fcd815a31dad053d1dbe1

SHA1
f1bf5606ba3d1bb49d9437b5ba489fd9e8614ace

SHA256
cd616032256b5c1fdad92cf551a04c9f8fb9292262b19af72c1d8406b8baf865

SHA512
b832fcdf586c0afad6f0fc7dd315ba3ae05d3e49ca730ddba0ac463620afd44215a3e2d3f906de41e4448dd91610b13633148048819156aa27a4ee3155d3e9bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.6MB

MD5
51a57c612d315cd4202df8e75c1013da

SHA1
e58bc6db0f4c9dd680e300cdc660210316ebcf19

SHA256
7652861f498ad81f347beb2197d0ecd193ddf5645d018e533e840c0765b22b8f

SHA512
cb9b55ca097de0bbec9360f7450cceee0d7c307feb81f59ef0b6caada1cf2862d494a52e3c8eb33a8d894be076298433dbe83ff936feea953c560accfcadb675

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.1MB

MD5
7ba6885431cd0383f464814460661d5f

SHA1
e530d0d0d673135f5e48c148b2eb05328a4c42c5

SHA256
9c0fdb6e22dba09e26f73b14fbcfaebaee63823480f84bb162b8ea31062cba7a

SHA512
79da9eaec919edc119a2e54c0a995ecee9d7ebe31b6ca7311db4fc3d5aa1f18e5b80bd17e10235562be41297ad33b686d4d0b4c7fe8d7e65e7aa48afbb67f6f1

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

Download Submit
memory/1580-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1580-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1756-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1756-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1756-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-43-0x0000000060BF0000-0x0000000060C88000-memory.dmp

Filesize
608KB

Download
memory/1756-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1756-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2952-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download